Back in 2018, Legacy Recordings released Forever Words, a collection of new songs featuring previously unheard lyrics by Johnny Cash.  The 16-track set offered new melodies and performances by a “Who’s who” of artists including Elvis Costello, Willie Nelson and Kris Kristofferson, Jewel, John Mellencamp, Brad Paisley, The Jayhawks, Robert Glasper, Cash’s daughter Rosanne Cash, and his stepdaughter Carlene Carter.  Now, Legacy is expanding the original album with a further 18 tracks (16 of which are previously unreleased) being rolled out on digital service providers on a bimonthly schedule, culminating in a…